Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Isabella was a station on the Chicago Transit Authority's Evanston Line, now known as the Purple Line. The station was located at 1215 Isabella Street in Evanston, Illinois. Isabella opened on April 1, 1912, and closed on July 16, 1973, due to CTA service cuts. Isabella was situated north of Central and south of Linden. Chicago Transit Authority, also known as CTA, is the operator of mass transit within the City of Chicago, Illinois and some of its surrounding suburbs.